If you’re considering breast augmentation, one of the decisions you’ll make is choosing between saline vs silicone breast implants. But what are the differences between the options?
Saline and silicone breast implants differ in fill material, feel, appearance and structure. Silicone implants are pre-filled with a cohesive gel designed to mimic natural breast tissue, while saline implants consist of a silicone shell filled with sterile saltwater solution after they’re placed in the breast pocket.
In this blog, we’ll compare saline vs silicone breast implants in detail, covering how each type works, their advantages and disadvantages, safety considerations, cost differences and how to determine the options based on your personal considerations.
Saline vs Silicone Implants: What’s the Difference?
Understanding the key differences between saline and silicone implants helps you make an informed decision about which type suits your needs.
| Feature | Tummy Tuck (Abdominoplasty) | Liposuction |
|---|---|---|
| Purpose | Removes skin and tightens muscles | Removes fat only |
| Suitable for | Loose skin, post-pregnancy | Stubborn fat pockets |
| Recovery | Longer (two to six weeks) | Shorter (days to two weeks) |
| Scarring | Yes, at the lower abdomen | Minimal |
| Results (individual results may vary between individuals) | Aims to achieve a flatter and tighter abdomen | Can result in a more contoured shape |
What Are Silicone Breast Implants?
Silicone breast implants are pre-filled with a cohesive silicone gel that closely mimics the feel and movement of natural breast tissue.
What They’re Made of
Silicone implants consist of a silicone outer shell filled with a thick, cohesive silicone gel. Modern silicone implants use “gummy bear” or highly cohesive gel that maintains its shape even if the shell is damaged. The implants come pre-filled from the manufacturer in various sizes and profiles.
How They Feel and Look
Silicone implants usually feel more natural than saline implants. The gel consistency closely resembles natural breast tissue, creating a softer, more realistic feel. They also tend to look more natural, particularly in patients with less existing breast tissue, as they’re less likely to show visible rippling or wrinkling through the skin.
Who They May Be Suited For
Silicone implants are ideal for patients who prioritise a natural look and feel, have less natural breast tissue (which means rippling would be more visible with saline) and don’t mind the slightly larger incision required for placement.
Key considerations: While silicone implants are widely considered to have a natural feel and appearance, they require periodic monitoring with MRI or ultrasound to detect silent ruptures, as ruptures may not be immediately obvious.
What Are Saline Breast Implants?
Saline breast implants consist of a silicone shell that’s filled with sterile saltwater solution after being placed in the breast pocket.
What They’re Made of
Saline implants have a silicone outer shell, but unlike silicone implants, they’re inserted empty and then filled with sterile saline (saltwater) solution once positioned in the breast. This allows for adjustability during surgery and requires a smaller incision for placement.
How They Feel and Look
Saline implants tend to feel slightly firmer than silicone implants and may not move as naturally as breast tissue. In some patients, particularly those with less natural breast tissue or thinner skin, rippling or wrinkling may be visible or palpable. However, when placed under the chest muscle, these effects are often minimised.
Who They May Be Suited For
Saline implants may be suitable for patients who prefer a smaller incision, want immediate visual confirmation if a rupture occurs, are working within a tighter budget or feel comfortable with a slightly firmer feel. They may also be suitable for patients who want adjustability during surgery, as Mr Khan can fine-tune the volume after placement.
Key considerations: Saline is harmlessly absorbed by the body if a rupture occurs, and ruptures are immediately noticeable as the breast deflates. This makes monitoring simpler compared to silicone implants.
A consultation helps assess implant type, size and suitability based on your anatomy and goals
Saline vs Silicone Implants: Which May Be Right for You?
There’s no universally “better” option as the right choice depends on your individual anatomy, aesthetic goals and personal priorities.
Silicone implants may be suitable if you:
- Prioritise a look and feel that closely resembles natural breast tissue
- Have less natural breast tissue, which makes rippling more likely with saline
- Prioritise aesthetics and are willing to invest in periodic monitoring
- Prefer softer, more realistic breast movement
Saline implants may be suitable if you:
- Prefer a smaller incision and less invasive placement
- Want to know if a rupture occurs (it will be visibly obvious)
- Are working within a more limited budget
- Don’t mind a slightly firmer feel
- Value the ability for the surgeon to make adjustments to implant volume during surgery
Safety: Are Silicone or Saline Implants Safer?
Both saline and silicone implants are approved by regulatory authorities, including the FDA and TGA (Therapeutic Goods Administration in Australia) and carry similar surgical risks. The main safety difference isn’t about which is “safer” but rather how ruptures are detected and what happens if one occurs.
If a silicone implant ruptures, the cohesive gel typically stays within the implant shell or the surrounding scar tissue capsule, making the rupture less obvious. This “silent rupture” requires imaging such as MRI or ultrasound to detect, which is why regular monitoring every few years is recommended.
If a saline implant ruptures, the sterile saltwater is harmlessly absorbed by the body, and the breast visibly deflates within hours or days. Detection is immediate and straightforward without requiring imaging.
Both implant types carry similar risks related to breast augmentation surgery itself, including infection, capsular contracture (scar tissue tightening around the implant), changes in nipple sensation and the potential need for future revision surgery.
Cost: Are Silicone or Saline Implants More Expensive?
Silicone breast implants typically cost more than saline implants due to the material and the manufacturing process required to create pre-filled gel implants. Saline implants are more budget-friendly, making them an attractive option for patients who are working towards their aesthetic goals within a specific budget.
However, cost shouldn’t be the only factor in your decision. Factors influencing overall cost include the type of implant chosen, the complexity of your procedure, the surgeon’s experience and qualifications, surgical facility fees, anaesthesia costs, and post-operative care requirements.
During your consultation, Dr Khan will provide a detailed cost breakdown based on your specific needs and implant choice.
Results: What Do They Look and Feel Like?
Silicone implants contain a cohesive gel designed to mimic the weight and movement of natural breast tissue more closely than saline, resulting in a look and feel that is more realistic.
Saline implants can also effectively alter breast size and shape, especially when placed under the chest muscle in patients with adequate natural tissue. However, in some cases, rippling may be visible or palpable, particularly along the sides or lower portion of the breast.
Movement and softness also differ between the two types. Silicone implants move more naturally with your body and feel softer to the touch. Saline implants, while still delivering an enhanced breast contour, have a slightly firmer feel and may not move as naturally.
Both implant types are designed to alter breast size and shape. The key is selecting an option that aligns with your priorities, whether that’s a softer feel, easier rupture detection or budget considerations.
Breast Augmentation at West Coast Plastic Surgery
At West Coast Plastic Surgery, breast augmentation procedures are performed by Dr Qadir Khan, a FRACS-qualified Specialist Plastic Surgeon. During your consultation, Dr Khan will assess your anatomy, discuss your goals and recommend an implant type that may be suitable for you.
Dr Khan and his team provide comprehensive support throughout the recovery process, from initial healing through to recovery. The surgical fee includes all standard post-operative care and follow-up appointments for the first six weeks.
Our clinic is located at 16 Thelma Street, West Perth and all treatment decisions are made following comprehensive consultation and in accordance with Australian regulatory standards.
AHPRA Registration Number: MED0001546567.
For further information about tummy tuck surgery and recovery planning, you may contact us directly to arrange a consultation.
FAQs
Are saline implants safer than silicone?
Both saline and silicone implants are approved by the TGA for use in Australia. The main difference is rupture detection: saline ruptures are usually noticeable because the breast deflates, while silicone ruptures may be less obvious and may require imaging to detect. Both implant types carry surgical risks, so suitability should be assessed during consultation.
Which is better, saline or silicone implants?
Neither is universally better, as the right choice depends on your priorities. Silicone implants offer a more natural feel and appearance with less visible rippling, making them more suitable for patients with less natural breast tissue. Saline implants are more budget-friendly, allow for smaller incisions and provide immediate rupture detection. Dr Khan can help determine which option may be suitable for your goals.
What feels more natural, silicone or saline?
Silicone implants generally feel more natural because the cohesive gel closely mimics the weight, texture and movement of natural breast tissue. Saline implants tend to feel slightly firmer and may not move as fluidly. However, when placed under the chest muscle, saline implants can still provide a natural appearance and comfortable feel.
Why do people choose saline over silicone?
Common reasons for choosing saline include the smaller incision needed, immediate rupture detection without imaging, lower cost compared to silicone, and the ability to adjust the final size during surgery.
